Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
As April transitions into May, a change in temperatures is observed, with average highs moving from a fresh 52.9°F (11.6°C) to a refreshing 65.3°F (18.5°C). In Lyons, an average temperature of 48°F (8.9°C) is noted during May nights.Humidity
In May, the average relative humidity is 78%.Rainfall
In Lyons, in May, during 14 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. Throughout the year, there are 133.6 rainfall days, and 14.45" (367mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Lyons aggregates 0.2" (5mm) of snow. Throughout the year, there are 53.8 snowfall days, and 10.51" (267mm) of snow is accumulated.Daylight
In May, the average length of the day in Lyons is 14h and 41min.On the first day of May, sunrise is at 6:00 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 8:40 pm EDT.
Sunshine
In May, the average sunshine is 9.2h.UV index
The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: An average UV index of 5 in May transforms into this advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Opt for tightly woven and loose clothing to enhance protection from the Sun. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Lyons have in May?
What is the UV index reading in May?
Average temperature in May
Lyons, NY
- Average high temperature in May: 65.3°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in May: 48°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in May
Lyons, NY
- Average pressure in May: 29.98"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Lyons, NY
- Average wind speed in May: 7.9mph
The windiest month (with the highest average wind speed) is January (11mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in May
Lyons, NY
- Average humidity in May: 78%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April and September (77%).
Average rainfall in May
Lyons, NY
- Average rainfall in May: 1.65"
The wettest month (with the highest rainfall) is October (1.81").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in May
Lyons, NY
- Average rainfall days in May: 14 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (5.1 days).
Average snowfall in May
Lyons, NY
- Average snowfall in May: 0.2"
The month with the highest snowfall is February (2.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Lyons, NY
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Lyons, NY
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in May
Lyons, NY
- Average sunshine days in May: 15.4 days
The month with the most sunshine days is November (16.1 days).
The month with the least sunshine days is August (12.3 days).
Average UV index in May
Lyons, NY
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Lyons, NY
- Average cloud cover in May: 40
The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in May
Lyons, NY
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Lyons, New York, USA
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